you get a great deal on a new subaru. we'll donate 250 dollars to a choice of charities that benefit your community. it feels good to be a helping hand. every day we're working to and to keep our commitments. and we've made a big commitment to america. bp supports nearly 250,000 jobs here. through all of our energy operations, we invest more in the u.s. than any other place in the world. in fact, we've invested over $55 billion here in the last five years - making bp america's largest energy investor. our commitment has never been stronger. >>> we're back with tonight's outer circle, to china with the country's first ever robotic lunar rover, blasting off from southeast china. we asked what it meant for the future of china's growing space program. >> reporter: if successful, the solar powered buggy will touch down in mid-december, using its wheels and mechanical arm to conduct the three months of scientific study in the bay of rainbows, the last soft lunar landing was conducted by the soviets way back in 1976. china's pro